ScienceDaily (Oct. 30, 2008) — There may be a silver – and healthy – lining to the miserable cloud of allergy symptoms: Sneezing, coughing, tearing and itching just may help prevent cancer – particularly colon, skin, bladder, mouth, throat, uterus and cervix, lung and gastrointestinal tract cancer, according to a new Cornell study.sciencedaily.com/releases/2008/10/081029121828.htm